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Order fulfillment software, from checkout to the doorstep.

Orders from Shopify and your other stores land in one list. Packing slips and labels print together. Your customers hear from you with tracking, and return labels are ready when someone needs one. Plans from $9.99 a month.

14-day free trial No card to start Cancel anytime Human support from day one

Sample store dashboard on a MacBook Air, arranged by the owner: shipping progress, orders and total sales, order volume by month, tracking status, top items by SKU and shipments and costs by carrier, with the default views in the sidebar
Orders by month, shipping progress and tracking in one view.Sample store dashboard

Labels from

Predictable pricing. No per‑label software fees.

One monthly price for the plan that fits how much you ship, with no overage fees. Postage is separate, at your discounted USPS rates or your own FedEx and UPS rates.

Launch200 shipments a month
$9.99/mo
Grow1,000 shipments a month
$29.99/mo
Expand2,500 shipments a month
$59.99/mo
Thrive5,000 shipments a month
$99.99/mo
SoarUnlimited shipments
$169.99/mo

Every plan, even the first one, includes all of this.

  • FedEx, UPS and USPS
  • Built-in USPS labels or your own USPS account
  • Your own FedEx and UPS rates
  • Batch labels, packing slips and invoices
  • Branded emails and a tracking page with your store’s name
  • Return labels
  • Built-in Shipsurance
  • Built-in automations
  • Order search, saved filters and combining orders
  • CSV import
  • Connect Claude or ChatGPT
  • Real people who reply the same business day

14-day free trial No card to start Cancel anytime Human support from day one

AirBatonCustomer story

Shipping wasn’t their business either. Until it was.

AirBaton is a boutique marketing group with a small team. When a client needed 5,000 prizes mailed before a fixed deadline, they became the shipping department overnight.

“Postsale made the process not only easy, but possible.”
Caleb SheppardFounder, AirBaton
“I don’t think we would have met our deadlines without the customer support we’ve received.”
Katie HoffmeisterAccount Director
“Postsale has helped me more confidently say yes, without a doubt, we can fulfill any shipment orders.”
Michael PetersAccount Director

5,000boxes, shipped by one small team

See how a small team got through it →

Some of the clients counting on them

  • Anheuser-Busch
  • Brach’s
  • PRIME
  • Thomas’

How it works

Order fulfillment, from checkout to the doorstep.

A customer clicks Buy tonight. Here’s everything that happens next, from the order list to the printer, the tracking email and the return.

  1. You · Tuesday, 8:02 AM · at the laptop

    Every order from every store in one place.

    New orders come in on their own from Shopify and your other stores, with items and address filled in. Type “Unshipped Shopify orders from this week” and the list narrows. Save it as a filter for tomorrow.

    Every store’s orders. One list.Type what you’re after and the list narrows.Sample data

  2. You · 8:14 AM · at the scale

    Buy the label without the second-guessing.

    Rates for that exact box, side by side: discounted USPS rates, built in or on your own USPS account, and your own FedEx and UPS rates. Choose Economical and Postsale picks the lowest. Add a pay-on-use return label to the shipment, and UPS charges for it only if your customer uses it.

    Pick the cheapest, the fastest or any rate you like. Sample rates.

    Include a Pay-on-Use Return Label chosen on a shipment, set to come back with UPS, UPS Ground, in the same packaging as the shipment

    A return label, on the same shipment.

  3. You · 10:30 AM · at the printer

    Click Create. Your labels and packing slips print together.

    Postsale makes every label in one go, whatever the carrier. Return labels print with the shipping labels and go in the box. Packing slips and invoices carry your logo. Want a personal touch, like a gift note? Design your own.

    Six orders ready to ship: USPS ×3 $20.47, UPS ×2 $58.67, FedEx ×1 $31.40, carrier cost $110.54, Shipsurance $0.75, $111.29 in total, with a Create 6 Labels button
    An illustrated sample shipping label for order 4501 coming out of a label printer, marked Sample
    Postsale's integrated packing slip for order 4501, with Sarah Chen's USPS Ground Advantage label printed on the bottom half
    A 4×6 invoice for order 4501 with the Fern & Field Goods logo: bill to Sarah Chen, four items and a $92.55 total
    A 4×6 gift note for Sarah from Fern & Field Goods, with the store logo: A little something for the weekend. Thank you for choosing a small shop.

    A 4×6 label, a packing slip with the label built in, an invoice and a gift note. Print on a thermal label printer or the inkjet or laser printer you already have.

  4. Your customer · Tuesday evening · on their phone

    Your customer hears it’s on the way, from you.

    Your shipment email carries your logo and a Track your order button. One tap opens a tracking page with your store’s name and logo, not the carrier’s.

    Sarah's shipment email from Fern & Field Goods, with the store's logo: her order 4501 has shipped by USPS Ground Advantage, with a Track your order button

    A shipment email and the tracking page it opens.

  5. You · the next Tuesday

    A return is on its way. You already know.

    When a return label starts moving, an automation emails you that the return is coming back, so you’re ready for it.

    Edit Automation: Return In Transit. Trigger: a label’s tracking status has changed, to In Transit. Condition: Return label equals true. Action: Send email

    An automation that emails you when a return label is in transit.

Try it on your own orders.

Connect your store and fulfill your own orders the same way. It works whether you buy labels on a carrier’s website today or already use another shipping app.

14-day free trial No card to start Cancel anytime Human support from day one

Sample store orders grid on a MacBook Air: All Orders newest first, with the default views and their counts in the sidebar

Questions before you start.

What is order fulfillment software?

It handles everything after a customer clicks Buy: bringing orders in, printing labels and packing slips, telling customers where their order is and handling returns. Postsale does all of it in one place.

Is Postsale for warehouses?

Postsale is built for sellers who ship their own orders, from a spare room to a small team. It doesn’t manage warehouse inventory or bins.

Does it work with Shopify?

Yes, plus Amazon, BigCommerce, eBay, Miva, Square and WooCommerce, and CSV import for anything else.

There are free tools. Why pay for Postsale?

Free tools are built to buy a label. Postsale is built to run the shipping side of a growing store: every store’s orders in one list, labels in batches, your own name on the emails and tracking page and real people to help.

Can my customers track orders in my store’s name?

Yes. Shipment emails and the tracking page carry your store’s name and logo, on every plan. Editing the tracking page and your templates is on Expand and above, and custom email templates are on Thrive and above.

How do returns work?

Add a pay-on-use return label to a shipment. The carrier only charges for it if your customer uses it.

How much does it cost?

Five plans from $9.99 to $169.99 a month, with no per-label software fees and no overage fees. If you ship more than your plan includes, we’ll prompt you to move up. Postage is separate.

Do I need a card to try it?

No. Your 14-day free trial starts without a card and runs on Soar, our top plan, so every feature is on. When it ends, you pick the plan that fits how much you ship and add a card then.

A small-shop owner at her table in the evening, lamp-lit, checking the labels on a stack of parcels beside her laptop

Tomorrow, someone clicks Buy.

Be ready for them. Bring your own orders into Postsale and try it free for 14 days.

14-day free trial No card to start Cancel anytime Human support from day one